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Interlaminar Strength Properties of a Green composite Laminate Reinforced with Needle-punched Ramie Fabrics

資料類型：

PDF文件

關(guān)鍵詞：

green composites ramie fabric z-anchor needle punch
t-peel test

資料大小：

101K

所屬學(xué)科：

分子表征

來源：

第六屆亞歐研討會(huì)上處理和性能增強(qiáng)聚合物會(huì)議文集（2013.6.2-6 武漢）

簡介：

Nowadays,naturalfibersareappliedtoreinforcementofabiodegradableorbiomass-basedresintoenhancethemechanicalpropertiescl].ThispaperdealswithinvestigationofboththeinterlaminarstrengthpropertiesandtensilestrengthpropertiesofagreencompositelaminatereinforcedwithramiefabricsthroughZ-anchorprocessc2].AndalsoasimulationmodelisbuilttomakeafurtherillustrationoftheZ-anchoreffectworkingbetweenfabriclayers.InterlaminarstrengthoftwopiledramiefabricsisreinforcedbyZ-anchorprocess,andthegreencompositesreinforcedbytwobondedfabricswerefabricatedthroughhotpressmoldingunderahightemperature.InterlaminaradhesivestrengthbetweenfabriclayerswasmeasuredbyT-Peeltest.TensilestrengthofthecompositeprocessedbyneedlepunchmachinewasalsocarriedouttoinvestigatethedifferencesbetweenneedlepunchdensitiesafterZ-anchorprocess.Atlast,thefracturesurfaceofthecompositeisobservedthroughmicroscopetofurtherconfirmiftheZ-anchoreffectactsonenhancinginterlaminarstrengthbetweenfabriclayers.T-peeltestresultsdemonstratedthattheinterlaminarstrengthofbothramiefabricsanditscompositeincreasedwithincreasingoftheneedlepunchdensity.Fromtheresultsofbothexperimentandobservation,wecouldconfirmthattheeffectofZ-anchorcouldenhancetheinterlaminarstrengthbetweenfabriclayers.FromthesimulationwecanunderstandmoredeeplyhowZ-anchoreffectplaysaroleinfabriclayers.Andthetensiletestresultshowedthatthemechanicalpropertiesdecreasedwithincreasingtheneedlepunchdensity,butasignificantdeclinewasnotobtainedthroughthetensiletest.

作者：

J. Yid , D. Hirakawa , K. Goda

上傳時(shí)間：

2013-07-01 14:27:57

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